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E409

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ID = 2763
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode, vacuum   Power/Output 
Identical to E409 = YN4 = 4635 = TE09 = L4100
Similar Tubes
Other shape (e.g. bulb type):
  T5-409
Normally replaceable-slightly different:
  4A120 ; 5-409V ; Dn64 ; E409N ; NE4 ; S410_Fotos ; S4_Fotos ; U4V ; VT141_TKD ; WG44
Other characteristic (electr. data):
  REN1104
Other base:
  E409_UY
First year 1928 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Oct.1929 : -- Original-techn. papers.
Successor Tubes E409N  

Base Europe 5-Pin (O5A, B5) (Codex=F)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  e409.gif
  E409: ficha de valvulas
Getulio Jimenez-Gomez
 
e409_web.jpg
E409: CA
Christian ADAM

 
e409_sock.png
E409: Funke, W18 Karte
Wolfgang Eckardt

 
daten_e409_philips.png
E409: g.h.
Gerhard Heigl


Usage in Models 4= 1929 ; 1= 1930 ; 2= 1931 ; 1= 1932?? ; 1= 1932 ; 3= 1933 ; 3= 1934 ; 1= 1935? ; 2= 1935 ; 1= 1937?? ; 1= 1937

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):20


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